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Lock Notes: Private Journal

App Store·ProductivityFree + IAP4.43 (128)launched 9.3y agoapp updated 1.0y ago
Scout Score
10

Lock Notes: Private Journal generates an estimated $400–$2k/month in revenue from 500–2k downloads/month on the App Store, according to AppCurrents estimates (updated 2026-06-19).

Estimates updated 19.06.2026 · How we estimate · Ranges reflect model confidence, not exact figures.
Est. revenue / month$400–$2k
Est. downloads / month500–2k
Estimate confidencehigh
PricingFree + IAP
Rating4.43 ★ (128 ratings)
CategoryProductivity
Released08.03.2017
App last updated15.06.2025
PlatformiOS
Est. downloads / mo
500–2k
Est. revenue / mo
$400–$2k
Rating velocity / day
0
Chart velocity
Peak rank
Days tracked

Modeled monthly estimate · rating velocity · high confidence

About

Keep your secrets safe. Secret Notes is the most secure and elegant way to store private thoughts, passwords, ideas, and personal reminders — all protected with Face ID, Touch ID, or a passcode. Why Secret Notes? • Secure your privacy Your notes are encrypted and protected with biometric authentication. Only you have access. • Simple and elegant No ads, no distractions. Just a beautiful, minima…

Trends & analysis

Chart rank trend

US · overall
Collecting rank historyno snapshots so far. Fills in twice daily.

Why it's surfacing

Scout 10
Newness
3
Momentum
2
Breakout
0

Ratings & velocity

★ -0.03 in window
Total ratings
128127
Jun 11Jun 14
New ratings / day
10
Jun 14

Rating distribution

87% positive · 126 ratings
5
79%
4
7%
3
2%
2
3%
1
8%

Geographic reach

best rank · 0 storefronts
Collecting storefront coverageno snapshots so far. Fills in twice daily.

Revenue & downloads trend

ARPU $1
Est. revenue / mo · $965
$965$0
Jun 5Jun 19
Est. downloads / mo · 1k
1k2
Jun 5Jun 19

In-app purchases

5 tiers
Disable ads$1
Weekly$6
Monthly$8
Lifetime$25
Annual$30

Update history

1 update tracked
  • v4.0.11.0y ago

    • Bug fixes We updated the application - look and evaluate the new version! Your positive reviews help us become better.

Lock Notes: Private Journal — FAQ

How much money does Lock Notes: Private Journal make?

According to AppCurrents estimates, Lock Notes: Private Journal generates approximately $400–$2k per month (high confidence), modeled from its the App Store chart performance, rating velocity, and monetization signals.

How many downloads does Lock Notes: Private Journal get?

Lock Notes: Private Journal sees an estimated 500–2k downloads per month on the App Store, per AppCurrents modeling.

Is Lock Notes: Private Journal free?

Lock Notes: Private Journal is free to download on the App Store, monetizing through in-app purchases.

What is Lock Notes: Private Journal's rating?

Lock Notes: Private Journal holds a 4.43-star average from 128 ratings on the App Store.

When was Lock Notes: Private Journal released?

Lock Notes: Private Journal launched on the App Store on 08.03.2017. Its latest version shipped 15.06.2025.

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